| Attribute | Yamaha XT660X 2008 × | CR&S VUN Standard Road × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2010 |
| Make | Yamaha | CR&S |
| Model | Yamaha XT660X | CR&S VUN Standard Road |
| Category | Super motard | Naked bike |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 4 |
| Fuel system | Injection | Injection. Integrated CR and S/Walbro/Dell’Orto ignition/injection system, 52 mm throttle housing, twin injectors, twin spark |
| Displacement (cm³) | 660 | 652 |
| Power (kw) | 34.5 | 39.2 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 60 | 58.9 |
| Bore (mm) | 100 | 100 |
| Stroke (mm) | 84 | 83 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Single Overhead Cams (SOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | TCI | Walbro integrated |
| Clutch | Wet, multiple-disc coil spring | Wet multiplate |
| Lubrication system | Dry sump | Dry sump |
| Compression | 10.0:1 | 9.7:1 |
| Exhaust system | - | Stainless steel catalytic exhaust system (CR and S by QD) |
| Chassis | ||
| Front suspension | - | Tele-hydraulic fork with 46mm diameter rods |
| Rear suspension | - | Oscillating swingarm, single shock absorber |
| Front brakes | Single disc | Single disc. Four opposing pistons radial caliper with 4 pads |
| Rear brakes | Single disc | Single disc. Floating caliper |
| Diameter (mm) | 245 | 220 |
| Frame type | Steel tube, diamond shaped | Steel tubes and machined light alloy plates compound |
| Front tyre | 120/70-R17 | 120/70-ZR17 |
| Rear tyre | 160/60-R17 | 160/60-ZR17 |
| Front wheel travel (mm) | 130 | 120 |
| Rear wheel travel (mm) | 120 | 128 |
| Other | ||
| Starter | Electric | Electric |
| Dimensions | ||
| Wheelbase (mm) | 1,490 | 1,368 |
| Dry weight (kg) | 177 | 135 |
| Power/weight ratio | 0.1949 | 0.2904 |
| Overall length (mm) | 2,175 | 1,980 |
| Overall width (mm) | 860 | 740 |
| Seat height (mm) | 875 | 780 |
| Alternate seat height | - | 820 |
| Ground clearance (mm) | 205 | 150 |
| Performance | ||
| Reserve fuel capacity (l) | - | 3 |
| Fuel capacity (l) | 15 | 12.5 |
| Oil capacity (l) | - | 3.5 |